This file is indexed.

/usr/include/ruby-1.9.1/ruby/backward/rubyio.h is in ruby1.9.1-dev 1.9.3.0-1ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

1
2
3
4
5
6
#if   defined __GNUC__
#warning use "ruby/io.h" instead of "rubyio.h"
#elif defined _MSC_VER || defined __BORLANDC__
#pragma message("warning: use \"ruby/io.h\" instead of \"rubyio.h\"")
#endif
#include "ruby/io.h"